A:增加数据持久化

src/NetVizor.Backend/Data/NetVizorDbContext.cs

@@ -72,12 +72,12 @@ public class NetVizorDbContext : IDisposable
                 IsPositionLocked INTEGER DEFAULT 0,
                 SnapToScreen INTEGER DEFAULT 0,
                 ShowDetailedInfo INTEGER DEFAULT 0,
-                IsTopmost INTEGER DEFAULT 0,
+                IsTopmost INTEGER DEFAULT 1,
-                TextColor TEXT DEFAULT '#FFFFFF',
+                TextColor TEXT DEFAULT '#333333',
-                BackgroundColor TEXT DEFAULT '#000000',
+                BackgroundColor TEXT DEFAULT '#F0FFFFFF',
-                Opacity INTEGER DEFAULT 100,
+                Opacity INTEGER DEFAULT 94,
-                SpeedUnit INTEGER DEFAULT 1,
+                SpeedUnit INTEGER DEFAULT 3,
-                LayoutDirection INTEGER DEFAULT 0,
+                LayoutDirection INTEGER DEFAULT 1,
                 ShowUnit INTEGER DEFAULT 1,
                 DoubleClickAction INTEGER DEFAULT 0,
                 RunAsAdmin INTEGER DEFAULT 0,
@@ -308,12 +308,12 @@ public class NetVizorDbContext : IDisposable
                         IsPositionLocked INTEGER DEFAULT 0,
                         SnapToScreen INTEGER DEFAULT 0,
                         ShowDetailedInfo INTEGER DEFAULT 0,
-                        IsTopmost INTEGER DEFAULT 0,
+                        IsTopmost INTEGER DEFAULT 1,
-                        TextColor TEXT DEFAULT '#FFFFFF',
+                        TextColor TEXT DEFAULT '#333333',
-                        BackgroundColor TEXT DEFAULT '#000000',
+                        BackgroundColor TEXT DEFAULT '#F0FFFFFF',
-                        Opacity INTEGER DEFAULT 100,
+                        Opacity INTEGER DEFAULT 94,
-                        SpeedUnit INTEGER DEFAULT 1,
+                        SpeedUnit INTEGER DEFAULT 3,
-                        LayoutDirection INTEGER DEFAULT 0,
+                        LayoutDirection INTEGER DEFAULT 1,
                         ShowUnit INTEGER DEFAULT 1,
                         DoubleClickAction INTEGER DEFAULT 0,
                         RunAsAdmin INTEGER DEFAULT 0,

src/NetVizor.Backend/Data/Repositories/AppSettingRepository.cs

@@ -33,12 +33,12 @@ public class AppSettingRepository : IAppSettingRepository
             INSERT INTO AppSetting (
                 WindowX, WindowY, IsClickThrough, IsPositionLocked, SnapToScreen, ShowDetailedInfo, 
                 IsTopmost, TextColor, BackgroundColor, Opacity, SpeedUnit, LayoutDirection, 
-                ShowUnit, DoubleClickAction, RunAsAdmin, AutoStart, UpdateTime
+                ShowUnit, DoubleClickAction, RunAsAdmin, AutoStart, ShowNetworkTopList, NetworkTopListCount, UpdateTime
             )
             VALUES (
                 @WindowX, @WindowY, @IsClickThrough, @IsPositionLocked, @SnapToScreen, @ShowDetailedInfo,
                 @IsTopmost, @TextColor, @BackgroundColor, @Opacity, @SpeedUnit, @LayoutDirection,
-                @ShowUnit, @DoubleClickAction, @RunAsAdmin, @AutoStart, @UpdateTime
+                @ShowUnit, @DoubleClickAction, @RunAsAdmin, @AutoStart, @ShowNetworkTopList, @NetworkTopListCount, @UpdateTime
             )";
 
         var result = await _context.Connection.ExecuteAsync(sql, setting);
@@ -63,7 +63,7 @@ public class AppSettingRepository : IAppSettingRepository
                 TextColor = @TextColor, BackgroundColor = @BackgroundColor, Opacity = @Opacity,
                 SpeedUnit = @SpeedUnit, LayoutDirection = @LayoutDirection, ShowUnit = @ShowUnit,
                 DoubleClickAction = @DoubleClickAction, RunAsAdmin = @RunAsAdmin, 
-                AutoStart = @AutoStart, UpdateTime = @UpdateTime
+                AutoStart = @AutoStart, ShowNetworkTopList = @ShowNetworkTopList, NetworkTopListCount = @NetworkTopListCount, UpdateTime = @UpdateTime
             WHERE Id = @Id";
 
         return await _context.Connection.ExecuteAsync(sql, setting);

src/NetVizor.Backend/Data/Services/DataService.cs

@@ -54,21 +54,21 @@ public class DataService : IDataService, IDisposable
 
         if (setting == null)
         {
-            // 创建默认设置
+            // 创建默认设置 - 与 SettingsWindow.xaml 中的默认值保持一致
             setting = new AppSetting
             {
-                WindowX = 100,
+                WindowX = 0, // 0表示使用默认位置
-                WindowY = 100,
+                WindowY = 0,
                 IsClickThrough = false,
                 IsPositionLocked = false,
                 SnapToScreen = false,
                 ShowDetailedInfo = false,
-                IsTopmost = false,
+                IsTopmost = true, // 默认置顶
-                TextColor = "#FFFFFF",
+                TextColor = "#333333", // 与SettingsWindow.xaml一致
-                BackgroundColor = "#000000",
+                BackgroundColor = "#F0FFFFFF", // 与SettingsWindow.xaml一致
-                Opacity = 100,
+                Opacity = 94, // 与SettingsWindow.xaml一致
-                SpeedUnit = 1, // KB/s
+                SpeedUnit = 3, // Auto - 与SettingsWindow.xaml一致
-                LayoutDirection = 0, // 横向
+                LayoutDirection = 1, // 纵向 - 与SettingsWindow.xaml一致
                 ShowUnit = true,
                 DoubleClickAction = 0, // None
                 RunAsAdmin = false,

src/NetVizor.Backend/NetVizor.sln.DotSettings.user

@@ -37,6 +37,7 @@
 	<s:String x:Key="/Default/CodeInspection/ExcludedFiles/FilesAndFoldersToSkip2/=7020124F_002D9FFC_002D4AC3_002D8F3D_002DAAB8E0240759_002Ff_003ANetworkInterfaceType_002Ecs_002Fl_003AC_0021_003FUsers_003Fyllyo_003FAppData_003FRoaming_003FJetBrains_003FRider2025_002E1_003Fresharper_002Dhost_003FDecompilerCache_003Fdecompiler_003F92cb821cac5045cbbf918dc41b2ea2ca26920_003Fa4_003F57cbd2f9_003FNetworkInterfaceType_002Ecs/@EntryIndexedValue">ForceIncluded</s:String>
 	<s:String x:Key="/Default/CodeInspection/ExcludedFiles/FilesAndFoldersToSkip2/=7020124F_002D9FFC_002D4AC3_002D8F3D_002DAAB8E0240759_002Ff_003ANetworkInterface_002Ecs_002Fl_003AC_0021_003FUsers_003Fcharlatans_003FAppData_003FRoaming_003FJetBrains_003FRider2025_002E1_003Fresharper_002Dhost_003FDecompilerCache_003Fdecompiler_003F9c72a65889eb40ae9d8e0f130d1572e0268a0_003F34_003F49f5e6ff_003FNetworkInterface_002Ecs/@EntryIndexedValue">ForceIncluded</s:String>
 	<s:String x:Key="/Default/CodeInspection/ExcludedFiles/FilesAndFoldersToSkip2/=7020124F_002D9FFC_002D4AC3_002D8F3D_002DAAB8E0240759_002Ff_003ANetworkInterface_002Ecs_002Fl_003AC_0021_003FUsers_003Fyllyo_003FAppData_003FRoaming_003FJetBrains_003FRider2025_002E1_003Fresharper_002Dhost_003FDecompilerCache_003Fdecompiler_003F92cb821cac5045cbbf918dc41b2ea2ca26920_003F35_003Fdb05c251_003FNetworkInterface_002Ecs/@EntryIndexedValue">ForceIncluded</s:String>
+	<s:String x:Key="/Default/CodeInspection/ExcludedFiles/FilesAndFoldersToSkip2/=7020124F_002D9FFC_002D4AC3_002D8F3D_002DAAB8E0240759_002Ff_003ANullReferenceException_002Ecs_002Fl_003AC_0021_003FUsers_003Fcharlatans_003FAppData_003FRoaming_003FJetBrains_003FRider2025_002E1_003Fresharper_002Dhost_003FDecompilerCache_003Fdecompiler_003F174cdfd56bcd471abff8d95d61867f0ec90938_003F0e_003Feeacf4a5_003FNullReferenceException_002Ecs/@EntryIndexedValue">ForceIncluded</s:String>
 	<s:String x:Key="/Default/CodeInspection/ExcludedFiles/FilesAndFoldersToSkip2/=7020124F_002D9FFC_002D4AC3_002D8F3D_002DAAB8E0240759_002Ff_003AObject_002Ecs_002Fl_003AC_0021_003FUsers_003Fyllyo_003FAppData_003FRoaming_003FJetBrains_003FRider2025_002E1_003Fresharper_002Dhost_003FDecompilerCache_003Fdecompiler_003F5aeb6167299d4cfba30c86624130edbcc90938_003F1d_003F3ef0ca46_003FObject_002Ecs/@EntryIndexedValue">ForceIncluded</s:String>
 	<s:String x:Key="/Default/CodeInspection/ExcludedFiles/FilesAndFoldersToSkip2/=7020124F_002D9FFC_002D4AC3_002D8F3D_002DAAB8E0240759_002Ff_003AProcessModule_002Ecs_002Fl_003AC_0021_003FUsers_003Fyllyo_003FAppData_003FRoaming_003FJetBrains_003FRider2025_002E1_003Fresharper_002Dhost_003FDecompilerCache_003Fdecompiler_003Fa70eaad10e4f42d4a1f24ff3865c6c6252928_003Fec_003F0881d57a_003FProcessModule_002Ecs/@EntryIndexedValue">ForceIncluded</s:String>
 	<s:String x:Key="/Default/CodeInspection/ExcludedFiles/FilesAndFoldersToSkip2/=7020124F_002D9FFC_002D4AC3_002D8F3D_002DAAB8E0240759_002Ff_003AProcess_002Ecs_002Fl_003AC_0021_003FUsers_003Fcharlatans_003FAppData_003FRoaming_003FJetBrains_003FRider2025_002E1_003Fresharper_002Dhost_003FDecompilerCache_003Fdecompiler_003F0d82aa51d3914b469b94baa8bc2312c052910_003F11_003Fa7f7fe71_003FProcess_002Ecs/@EntryIndexedValue">ForceIncluded</s:String>
@@ -74,4 +75,4 @@
     &lt;TestId&gt;NUnit3x::B3F481C9-B351-449C-AE2B-CDEC29BD5DCC::net8.0::Common.Test.NetworkInfoUtilTest.TestMonitorActiveInterfaceSpeed&lt;/TestId&gt;&#xD;
   &lt;/TestAncestor&gt;&#xD;
 &lt;/SessionState&gt;</s:String>
-	</wpf:ResourceDictionary>
+	</wpf:ResourceDictionary>

src/NetVizor.Backend/Shell/App.xaml.cs

@@ -50,24 +50,17 @@ public partial class App : System.Windows.Application
         // 启动服务（如 WebSocket、HTTP、端口监听等）
         StartMyServer();
 
-        // 获取用户设置并应用到NetView窗口
+        // 创建 NetView 窗口 - 让它自己处理设置加载和应用
         try
         {
-            var userSettings = await DatabaseManager.GetUserSettingsAsync();
+            Log.Information("创建 NetView 窗口...");
-            Log.Information($"读取用户设置: 位置({userSettings.WindowX}, {userSettings.WindowY})");
-
-            // NetView 网络监看 - 应用用户设置的位置
             var netView = new NetView();
-            netView.Left = userSettings.WindowX;
-            netView.Top = userSettings.WindowY;
             netView.Show();
         }
         catch (Exception ex)
         {
-            Log.Error(ex, "应用用户设置失败，使用默认设置");
+            Log.Error(ex, "创建 NetView 窗口失败");
-            // 使用默认设置创建窗口
+            throw; // 重新抛出异常，因为这是关键组件
-            var netView = new NetView();
-            netView.Show();
         }
 
         // Mouth();

src/NetVizor.Backend/Shell/Models/AppSpeedInfo.cs

@@ -0,0 +1,93 @@
+using System.ComponentModel;
+using System.Runtime.CompilerServices;
+
+namespace Shell.Models;
+
+/// <summary>
+/// 应用程序网速信息
+/// </summary>
+public class AppSpeedInfo : INotifyPropertyChanged
+{
+    private int _processId;
+    private string _appName;
+    private string _uploadSpeed;
+    private string _downloadSpeed;
+    private double _uploadSpeedBytes;
+    private double _downloadSpeedBytes;
+    private string _iconPath;
+
+    /// <summary>
+    /// 进程ID
+    /// </summary>
+    public int ProcessId
+    {
+        get => _processId;
+        set { _processId = value; OnPropertyChanged(); }
+    }
+
+    /// <summary>
+    /// 应用程序名称
+    /// </summary>
+    public string AppName
+    {
+        get => _appName;
+        set { _appName = value; OnPropertyChanged(); }
+    }
+
+    /// <summary>
+    /// 上传速度文本
+    /// </summary>
+    public string UploadSpeed
+    {
+        get => _uploadSpeed;
+        set { _uploadSpeed = value; OnPropertyChanged(); }
+    }
+
+    /// <summary>
+    /// 下载速度文本
+    /// </summary>
+    public string DownloadSpeed
+    {
+        get => _downloadSpeed;
+        set { _downloadSpeed = value; OnPropertyChanged(); }
+    }
+
+    /// <summary>
+    /// 上传速度（字节/秒）
+    /// </summary>
+    public double UploadSpeedBytes
+    {
+        get => _uploadSpeedBytes;
+        set { _uploadSpeedBytes = value; OnPropertyChanged(); }
+    }
+
+    /// <summary>
+    /// 下载速度（字节/秒）
+    /// </summary>
+    public double DownloadSpeedBytes
+    {
+        get => _downloadSpeedBytes;
+        set { _downloadSpeedBytes = value; OnPropertyChanged(); }
+    }
+
+    /// <summary>
+    /// 总速度（字节/秒）
+    /// </summary>
+    public double TotalSpeedBytes => UploadSpeedBytes + DownloadSpeedBytes;
+
+    /// <summary>
+    /// 应用程序图标路径
+    /// </summary>
+    public string IconPath
+    {
+        get => _iconPath;
+        set { _iconPath = value; OnPropertyChanged(); }
+    }
+
+    public event PropertyChangedEventHandler PropertyChanged;
+
+    protected virtual void OnPropertyChanged([CallerMemberName] string propertyName = null)
+    {
+        PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+    }
+}

src/NetVizor.Backend/Shell/Views/SettingsWindow.xaml.cs

@@ -93,7 +93,8 @@ public partial class SettingsWindow : Window
             0 => "Bytes",
             1 => "KB",
             2 => "MB",
-            _ => "Auto"
+            3 => "Auto",
+            _ => "Auto" // 默认为Auto
         };
         foreach (ComboBoxItem item in SpeedUnitComboBox.Items)
         {
@@ -424,13 +425,14 @@ public partial class SettingsWindow : Window
             _settings.ShowUnit = ShowUnitCheckBox.IsChecked == true;
 
             // 转换速度单位
-            var selectedUnit = ((ComboBoxItem)SpeedUnitComboBox.SelectedItem)?.Tag?.ToString() ?? "KB";
+            var selectedUnit = ((ComboBoxItem)SpeedUnitComboBox.SelectedItem)?.Tag?.ToString() ?? "Auto";
             _settings.SpeedUnit = selectedUnit switch
             {
                 "Bytes" => 0,
                 "KB" => 1,
                 "MB" => 2,
-                _ => 1 // 默认KB
+                "Auto" => 3,
+                _ => 3 // 默认Auto
             };
 
             // 转换布局方向
@@ -520,6 +522,7 @@ public partial class SettingsWindow : Window
                 0 => Shell.Models.SpeedUnit.Bytes,
                 1 => Shell.Models.SpeedUnit.KB,
                 2 => Shell.Models.SpeedUnit.MB,
+                3 => Shell.Models.SpeedUnit.Auto,
                 _ => Shell.Models.SpeedUnit.Auto
             };
             netViewSettings.DoubleClickAction = _settings.DoubleClickAction switch